﻿using System;
using System.IO.IsolatedStorage;
using System.Windows;
using System.Windows.Media;
using System.Windows.Navigation;
using Microsoft.Phone.Controls;
using Microsoft.Phone.Shell;
using SampleApplication.OptionsModels;
using YourLastOptionsDialog;

namespace SampleApplication
{
    public partial class App : Application
    {
        /// <summary>
        /// Provides easy access to the root frame of the Phone Application.
        /// </summary>
        /// <returns>The root frame of the Phone Application.</returns>
        public PhoneApplicationFrame RootFrame { get; private set; }

        /// <summary>
        /// Gets or sets the sample options used for demonstration.
        /// </summary>
        public SampleOptions SampleOptions
        {
            get;
            set;
        }

        /// <summary>
        /// Constructor for the Application object.
        /// </summary>
        public App()
        {
            // Global handler for uncaught exceptions. 
            UnhandledException += Application_UnhandledException;

            // Standard Silverlight initialization
            InitializeComponent();

            // Phone-specific initialization
            InitializePhoneApplication();

            // Show graphics profiling information while debugging.
            if (System.Diagnostics.Debugger.IsAttached)
            {
                // Display the current frame rate counters.
                Application.Current.Host.Settings.EnableFrameRateCounter = true;

                // Show the areas of the app that are being redrawn in each frame.
                //Application.Current.Host.Settings.EnableRedrawRegions = true;

                // Enable non-production analysis visualization mode, 
                // which shows areas of a page that are handed off to GPU with a colored overlay.
                //Application.Current.Host.Settings.EnableCacheVisualization = true;

                // Disable the application idle detection by setting the UserIdleDetectionMode property of the
                // application's PhoneApplicationService object to Disabled.
                // Caution:- Use this under debug mode only. Application that disables user idle detection will continue to run
                // and consume battery power when the user is not using the phone.
                PhoneApplicationService.Current.UserIdleDetectionMode = IdleDetectionMode.Disabled;
            }

        }

        // Code to execute when the application is launching (eg, from Start)
        // This code will not execute when the application is reactivated
        private void Application_Launching(object sender, LaunchingEventArgs e)
        {
            // use the extended factory from the "Extras" project instead of the default one
            // => if you're not using the extras, you don't need these two lines at all
            OptionsService.Current.OptionsViewFactory = new ExtrasOptionsViewFactory();
            OptionsService.Current.OptionsFactoryExtender = new ExtrasOptionsFactoryExtender();

            InitializeSampleOptions();
        }

        // Code to execute when the application is activated (brought to foreground)
        // This code will not execute when the application is first launched
        private void Application_Activated(object sender, ActivatedEventArgs e)
        {
            InitializeSampleOptions();

            // if you do not restore the options when the app is returned to from tombstoning,
            // the options dialog will navigate back to the previous page automatically
            if (!e.IsApplicationInstancePreserved)
            {
                // also restore the view factory and factory extender if you're making use of these features!
                OptionsService.Current.OptionsViewFactory = new ExtrasOptionsViewFactory();
                OptionsService.Current.OptionsFactoryExtender = new ExtrasOptionsFactoryExtender();

                // the restore of the actual option values
                OptionsService.Current.RestoreAfterTombstoning(SampleOptions);
            }
        }

        // Code to execute when the application is deactivated (sent to background)
        // This code will not execute when the application is closing
        private void Application_Deactivated(object sender, DeactivatedEventArgs e)
        {
            IsolatedStorageSettings.ApplicationSettings["SampleOptions"] = SampleOptions;
            IsolatedStorageSettings.ApplicationSettings.Save();
        }

        // Code to execute when the application is closing (eg, user hit Back)
        // This code will not execute when the application is deactivated
        private void Application_Closing(object sender, ClosingEventArgs e)
        {
            IsolatedStorageSettings.ApplicationSettings["SampleOptions"] = SampleOptions;
            IsolatedStorageSettings.ApplicationSettings.Save();
        }

        private void InitializeSampleOptions()
        {
            if (IsolatedStorageSettings.ApplicationSettings.Contains("SampleOptions"))
            {
                SampleOptions = (SampleOptions)IsolatedStorageSettings.ApplicationSettings["SampleOptions"];
            }
            else
            {
                // initialize some sample options
                var sampleOptions = new SampleOptions();

                // set some bools
                sampleOptions.IsUsingResources = true;
                sampleOptions.IsPickedUpWithoutAttribute = true;

                // set integers
                sampleOptions.Limited = 13;
                sampleOptions.AShort = 32767;

                // set floats
                sampleOptions.SomeDecimal = 1000.0m;
                sampleOptions.FloatValue = 0.5f;

                // set some enum values
                sampleOptions.MyEnumValue = DemoEnum.HasPotential;
                sampleOptions.MyLongEnumValue = LongDemoEnum.SixOrMoreItems;

                // set some date time values
                var now = DateTime.Now;
                sampleOptions.DateOnly = now;
                sampleOptions.TimeOnly = now;
                sampleOptions.Both = now;

                // set some time span values
                sampleOptions.SampleDuration = new TimeSpan(5, 4, 3);
                sampleOptions.LimitedTimeSpan = TimeSpan.FromSeconds(16.0);

                // set color
                sampleOptions.SampleColor = Colors.Green;

                // set strings
                sampleOptions.NeedsToBeLowerCase = "blubb";
                sampleOptions.EMailAddress = "john.doe@example.com";
                sampleOptions.StringWithLengthLimit = "123";
                sampleOptions.TelephoneNumber = "555-12345678";

                // done
                SampleOptions = sampleOptions;
            }
        }

        // Code to execute if a navigation fails
        private void RootFrame_NavigationFailed(object sender, NavigationFailedEventArgs e)
        {
            if (System.Diagnostics.Debugger.IsAttached)
            {
                // A navigation has failed; break into the debugger
                System.Diagnostics.Debugger.Break();
            }
        }

        // Code to execute on Unhandled Exceptions
        private void Application_UnhandledException(object sender, ApplicationUnhandledExceptionEventArgs e)
        {
            if (System.Diagnostics.Debugger.IsAttached)
            {
                // An unhandled exception has occurred; break into the debugger
                System.Diagnostics.Debugger.Break();
            }
        }

        #region Phone application initialization

        // Avoid double-initialization
        private bool phoneApplicationInitialized = false;

        // Do not add any additional code to this method
        private void InitializePhoneApplication()
        {
            if (phoneApplicationInitialized)
                return;

            // Create the frame but don't set it as RootVisual yet; this allows the splash
            // screen to remain active until the application is ready to render.
            RootFrame = new PhoneApplicationFrame();
            RootFrame.Navigated += CompleteInitializePhoneApplication;

            // Handle navigation failures
            RootFrame.NavigationFailed += RootFrame_NavigationFailed;

            // Ensure we don't initialize again
            phoneApplicationInitialized = true;
        }

        // Do not add any additional code to this method
        private void CompleteInitializePhoneApplication(object sender, NavigationEventArgs e)
        {
            // Set the root visual to allow the application to render
            if (RootVisual != RootFrame)
                RootVisual = RootFrame;

            // Remove this handler since it is no longer needed
            RootFrame.Navigated -= CompleteInitializePhoneApplication;
        }

        #endregion
    }
}